The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13801 | Marriages | £ 225,537,792 | |
| 13802 | Marrissasempire | £ 1,227,037 | |
| 13803 | Mars | £ 55,103,707 | |
| 13804 | Mars bars LTD | £ 117,272,299 | |
| 13805 | Mars Colony | £ 773,535 | |
| 13806 | Mars Rover | £ 10,459,384 | |
| 13807 | Mars wont find me | £ 246,116 | |
| 13808 | Marshmallow Machetes Inc | £ 4,163,631 | |
| 13809 | marshside | £ 9,867 | |
| 13810 | MarshSkye | £ 35,400 | |
| 13811 | Martial God Asura | £ 13,320,898 | |
| 13812 | martial god asura. | £ 38,581,912 | |
| 13813 | martial world | £ 186,003,188 | |
| 13814 | martial world. | £ 9,437,422 | |
| 13815 | Martin Luther King Jnr | £ 902,082,927 | |
| 13816 | Marton Institute | £ 83,507,879 | |
| 13817 | Martrel | £ -236,085 | |
| 13818 | Martyr Inc | £ 8,895,123 | |
| 13819 | Marvel | £ 25,096,289 | |
| 13820 | marvo | £ 50,000 | |
| 13821 | Marxism Pte Ltd | £ 37,626,617 | |
| 13822 | Mary | £ 46,301,903 | |
| 13823 | Mary Jane | £ 375,303,705 | |
| 13824 | Maryland | £ 53,876,690 | |
| 13825 | Maryland Inc | £ 1,946,529 | |
| 13826 | MaSaMuNe | £ 448,177,131 | |
| 13827 | Mascots | £ 2,709,237 | |
| 13828 | Maserati | £ 12,715,500 | |
| 13829 | Mashed Inc. | £ 4,353,950 | |
| 13830 | mashsmashanddaash | £ 178,398 | |
| 13831 | Mass | £ 612,498,813 | |
| 13832 | Mass Crime | £ 56,108,003 | |
| 13833 | Mass Destructi0n | £ -2,791,141 | |
| 13834 | Mass Destruction | £ 208,613,868 | |
| 13835 | Mass Distraction | £ 1,291,462,007 | |
| 13836 | Mass Effect | £ 36,321,846 | |
| 13837 | Mass Extinctions | £ 105,296,623 | |
| 13838 | MaSs HiLiGhTeR | £ 55,491,788 | |
| 13839 | Mass Satisfaction | £ 108,172,069 | |
| 13840 | Massachusetts | £ 130,894,831 | |
| 13841 | Massacre | £ 7,955,799 | |
| 13842 | Massage Rev Win | £ 1,080,472,344 | |
| 13843 | Massenet | £ 652,023,276 | |
| 13844 | Massive | £ 83,683,640 | |
| 13845 | Massive Attack | £ 40,160,601 | |
| 13846 | Massive Debt | £ 209,734,802 | |
| 13847 | Massive Dong Enterprise | £ 5,754,083 | |
| 13848 | MASSIVE ELECTIONS | £ 16,692,085 | |
| 13849 | Massive Inc | £ 6,334,823 | |
| 13850 | Masta Ace Inc | £ 84,177,720 | |
| 13851 | Mastah Holdings | £ 5,504,546 | |
| 13852 | Master bates | £ 4,767 | |
| 13853 | Master Builders | £ 6,821,399 | |
| 13854 | master molloy2 | £ 3,015,413 | |
| 13855 | Master of Zelda | £ -757,416 | |
| 13856 | Master Splinter | £ 462,884,484 | |
| 13857 | Master Sticker Peelers | £ 5,706,681 | |
| 13858 | Master Swords and Bows | £ 184,395,749 | |
| 13859 | Masterbuilt | £ 552,143,649 | |
| 13860 | mastermolloy1 | £ 4,589,292 | |
| 13861 | mastermolloy4 | £ 878,532 | |
| 13862 | Masters | £ 1,276,472,914 | |
| 13863 | mastertkd | £ 156,322,341 | |
| 13864 | Masterton | £ 9,742,506 | |
| 13865 | Mata.inc | £ 13,598,445 | |
| 13866 | Matador Cattle Company | £ 5,024,777 | |
| 13867 | matches | £ 795,209,718 | |
| 13868 | Matches plus Petrol | £ 250,708,917 | |
| 13869 | Matchlock | £ 324,682 | |
| 13870 | Matchstick Men | £ 49,555,217 | |
| 13871 | Materia | £ 19,046,923 | |
| 13872 | Materials | £ 5,293,904 | |
| 13873 | Mathewmatics | £ 6,466,483 | |
| 13874 | Matrix Industries | £ 30,899,641 | |
| 13875 | Matrix Reimbursed | £ 134,369,263 | |
| 13876 | Mats | £ 6,079,772,915 | |
| 13877 | Matt Coprporations | £ 25,939,511 | |
| 13878 | Matt Corp 2 | £ 5,507,664 | |
| 13879 | Matt Schaub | £ 210,415,111 | |
| 13880 | Matter | £ 811,765,265 | |
| 13881 | matthew martin | £ 11,196,263 | |
| 13882 | Matthews Kiosks | £ 877,790 | |
| 13883 | Mattikins | £ 50,000 | |
| 13884 | MattMurdoch | £ 66,808,737 | |
| 13885 | Matts money | £ 1,189,880 | |
| 13886 | Matts Place | £ 4,023,510 | |
| 13887 | Mattski Inc | £ 101,392 | |
| 13888 | Matty B Inc 7 | £ -331,481 | |
| 13889 | matty mears corporation | £ 7,886,001 | |
| 13890 | matty mears plc | £ 76,777,292 | |
| 13891 | MattyBinc | £ 69,763,618 | |
| 13892 | MattyBinc2 | £ 96,555,685 | |
| 13893 | MattyBinc3 | £ 38,675,838 | |
| 13894 | MattyBinc8 | £ 62,049,472 | |
| 13895 | Mau5trap | £ 939,845 | |
| 13896 | Maui Waui | £ -690,143 | |
| 13897 | Mauro | £ 5,504,457 | |
| 13898 | mauro mania | £ 50,000 | |
| 13899 | maurotech | £ 548,809 | |
| 13900 | Mauve en Wit | £ 29,086,507 | |
